Bookboon.com Offers free eBooks for university students, business professionals and travel guides. Also lists other sites with sources of curricula, textbooks, etc.
Chemistry: OER from Clint Lalonde. A collection of quality chemistry OER
China Quality Open Courseware. CORE. Over 400 courses have been available to institutions part of the China Open Resources for Education (CORE) consortium. Some courses are in English. (?)
CLRN Digital Textbook Initiative. (California Learning Resource Network) No longer available
Connexions Includes links to OpenStax textbooks. Shared modular educational material
Content Without Borders An open repository service to help with discovery of resources from academic and other institutions. (Managed by Pearson using Equella)
CosmoLearning.org A collection of courses, documentaries and other learning materials from a variety of sites.
Flat World Knowledge Textbooks were free in the past. There are now fees for using books on this site. Early versions of Flatworld Knowledge can still be found at Saylor.org https://www.saylor.org/books/
FLOSS Manuals is more than a collection of manuals about free and open source software, it is also the community. Anyone can contribute to a manual – to fix a spelling mistake, add a more detailed explanation, write a new chapter, or start a whole new manual on a topic.
Free High School Science Texts (FHSST) "Setting science education free in South Africa." Now part of http://www.siyavula.com/
Freetechbooks.com This site lists free online computer science, engineering and programming books, textbooks and lecture notes, all of which are legally and freely available over the Internet.
Global Text Project Free textbooks for subjects such as business, computing, education, health, science, social science.
Green Tea Press Computer science books with open licenses by the publisher of Think Python, Think Bayes, and other books by Allen Downey.
HippoCampus Study materials for some higher education courses middle school through college including videos. Partners with other sites for educational material.
Intech Open Books for science, technology, health sciences. More than 850 scientific books available along with a few open access journals in engineering, technology, life sciences, health sciences and a few books for social sciences and the humanities.
Khan Academy Videos for math, science, computer programming, history, art history, economics, and more.
Lecturefox. Indexes some free university lectures.
MedEdPortall. from the Association of American Medical Colleges
MERLOT II A curated collection of learning objects for higher education
MIT OpenCourseWare MIT's OCW project. Extensive site of courses from MIT
NobaProject Psychology - open textbook, open modules which can be customized. (Low cost print versions are available)
NPTEL National Programme on Technology Enhanced Learning. Courses related to engineering, computer science, mathematics, physics, etc. put together by seven institutions in India. This site provides access to course lectures on video. (In some cases only the syllabus is available.) Faculty are encouraged to use these materials to develop courses for their own institions. Users may download the videos. University of the People has been given permission to provide access to these materials.
OpenLearn Over 600 free online courses from The Open University (UK) [New webpage soon! December 2016]
Open.Michigan (University of Michigan) Open initiatives supposting free/open education resources.
OpenStax. OpenStax textbooks include College Physics, Introduction to Sociology, Biology, Concepts of Biology and Anatomy and Physiology, and Introduction to Statistics. More textbooks are in the works. (Project housed at Rice University)
OpenTextbooks:SUNY (Open Textbooks SUNY) Open SUNY Textbooks is an open access textbook publishing initiative established by State University of New York libraries and supported by SUNY Innovative Instruction Technology Grants.(Includes titles such as Good Corporation, Bad Corporation: Corporate Social Responsibility in the Global Economy; Writing in College: From Competence to Excellence; Foundations of Academic Success: Words of Wisdom
OpenTextBooks (University of Minnesota). A catalog of open textbooks that will be reviewed by U of Minnesota faculty
Orange Grove Florida's digital repository of open textbooks. Includes Open Courseware, Open Textbooks, 3d object models, learning modules, and videos. Search for higher education resources and K-12 resources.
Public Literature Public domain literature including some information from contemporary authors.
Questia, An online library of books and journals not open, but may be worth the cost for some students. Allows for a free trial but after seven days requires a fee-based subscription which costs $20 a month. Yearly subscriptions somewhat cheaper.
Saylor.org. Bookshelf Includes the early versions of textbooks from FlatWorld Knowledge
Textbook Revolution A student-run site dedicated to increasing the use of free educational materials. Search for textbooks and a short list of courses.
Textbooksfree.org Lists of sites for free textbook material prepared by a Walter Antoniotti, retired professor
Places to look for free courseware, textbooks, etc.
American Institute of Mathematics. Approved open access mathematics textbooks for traditional university courses.
AMSER: Applied Math and Science Educational Repository. Thousands of resources in the arts and sciences - free to use.
Community College Consortium for Open Educational Resources (CCCOER) Free and open textbooks.
Computer Science Open Educational Resources (OER).
More than 850 scientific books available along with a few open access journals in engineering, technology, life sciences, health sciences and a few books for social sciences and the humanities.
Intute Archive of a database of resources for higher ed, each reviewed by an academic specialist
Writing Spaces - Writing Spaces is an open textbook project for college-level writing studies courses
Links checked December 2016 IF